LiveCode Forums.

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on mouseup
   
   put "https://en.wikipedia.org/w/api.php?action=query&list=search&srsearch=LiveCode&format=json" into tURL
   
   put url tURL into tData
   put JSONtoArray(tData) into tArray
   
   repeat with x = 1 to the number of elements in tArray
      put tArray["title"] into tSearch
      
      put tSearch into field"Field"
      end repeat
      
end mouseup

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put url "https://en.wikipedia.org/w/api.php?action=query&list=search&srsearch=LiveCode&format=json"

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 put URL tURL into tData
   put JSONToArray(tData) into tArray
   
   
   repeat with x = 1 to the number of elements in tArray
      put tArray[x]["name"] into tName

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   repeat with x = 1 to the number of elements in wikiArray["query"]["search"]
      put x & TAB & wikiArray["query"]["search"][x]["title"] &cr after fld 1
   end repeat

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   put wikiArray["query"]["search"] into wikiSearch
   
   repeat with x = 1 to the number of elements in wikiSearch
      put x & TAB & wikiSearch[x]["title"] &cr after fld 1
   end repeat

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   put wikiArray["query"]["search"] into wikiSearch

   repeat for each key aKey in wikiSearch
      put aKey & TAB & wikiSearch[aKey]["title"] &cr after fld 1
   end repeat

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... the number of elements in ...

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[
{
"$type": "Tfl.Api.Presentation.Entities.Line, Tfl.Api.Presentation.Entities",
"id": "bakerloo",
"name": "Bakerloo",
"modeName": "tube",
"disruptions": [],
"created": "2021-01-21T16:58:36.427Z",
"modified": "2021-01-21T16:58:36.427Z",
"lineStatuses": [
{
"$type": "Tfl.Api.Presentation.Entities.LineStatus, Tfl.Api.Presentation.Entities",
"id": 0,
"statusSeverity": 10,
"statusSeverityDescription": "Good Service",
"created": "0001-01-01T00:00:00",
"validityPeriods": []
}
], ... 

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on updateService
   put "https://api.tfl.gov.uk/Line/Mode/tube,dlr,overground,tflrail/Status" into tURL
   put url tURL into tData
   put JSONtoArray(tData) into tArray
   
   repeat with x = 1 to 14 -- the 14 london underground lines
            
      put tArray[x]["id"] into tStation
      put tArray[x]["linestatuses"]["1"]["statusSeverityDescription"] into tService
      

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... repeat with x = 1 to the number of elements in ["id"]["linestatuses"]["1"]["statusSeverityDescription"]...

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...
put the keys of tArray into tKeys
## Optional:
## sort line of tKeys numeric
repeat for each key tKey in tKeys
   put tArray[tKey]["linestatuses"]["1"]["statusSeverityDescription"] & CR after listofdescriptions
end repeat
put listofdescriptions
...